/Engine/Source/Runtime/Engine/Classes/Engine/StaticMesh.h
Structure that defines parameters passed into the commit mesh description function
struct FCommitMeshDescriptionParams
bool
bMarkPackageDirty
If set to false, the caller can be from any thread but will have the responsability to callMarkPackageDirty()from the main thread.
bool
bUseHashAsGuid
Uses a hash as the GUID, useful to prevent recomputing content already in cache.